Sonia Marmeladov is a character from Fyodor Dostoevsky's novel, Crime and Punishment. She is the daughter of Marmeladov, a former government clerk who struggles with alcoholism. Sonia is portrayed as a compassionate and self-sacrificing young woman who turns to prostitution to support her impoverished family. Despite her difficult circumstances, she maintains a strong moral compass and a deep sense of faith. Throughout the novel, Sonia becomes a key figure in the life of the protagonist, Raskolnikov. She represents redemption and the possibility of salvation through love and compassion. Her unwavering support and understanding play a crucial role in Raskolnikov's journey toward self-discovery and moral awakening.